X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FDBIx%2FClass%2FSchema%2FLoader%2FDBI%2FOracle.pm;h=7a31d4e86830bbe5591bdb497fd637d6f638b840;hb=5fc335ab21e8dcf1ddbc9801a8486e6c613bc643;hp=52d5c4f45a041f00b0362359486990446d3de5f5;hpb=c7bf4194447f499ab28dd4c0b944faf874367968;p=dbsrgits%2FDBIx-Class-Schema-Loader.git diff --git a/lib/DBIx/Class/Schema/Loader/DBI/Oracle.pm b/lib/DBIx/Class/Schema/Loader/DBI/Oracle.pm index 52d5c4f..7a31d4e 100644 --- a/lib/DBIx/Class/Schema/Loader/DBI/Oracle.pm +++ b/lib/DBIx/Class/Schema/Loader/DBI/Oracle.pm @@ -2,148 +2,276 @@ package DBIx::Class::Schema::Loader::DBI::Oracle; use strict; use warnings; -use base 'DBIx::Class::Schema::Loader::DBI'; -use Carp::Clan qw/^DBIx::Class/; -use Class::C3; +use base qw/ + DBIx::Class::Schema::Loader::DBI::Component::QuotedDefault + DBIx::Class::Schema::Loader::DBI +/; +use mro 'c3'; -our $VERSION = '0.04999_05'; +our $VERSION = '0.07015'; =head1 NAME DBIx::Class::Schema::Loader::DBI::Oracle - DBIx::Class::Schema::Loader::DBI Oracle Implementation. -=head1 SYNOPSIS +=head1 DESCRIPTION - package My::Schema; - use base qw/DBIx::Class::Schema::Loader/; +See L and L. - __PACKAGE__->loader_options( debug => 1 ); +=cut - 1; +sub _setup { + my $self = shift; -=head1 DESCRIPTION + $self->next::method(@_); -See L. + my ($current_schema) = $self->dbh->selectrow_array('SELECT USER FROM DUAL'); -This module is considered experimental and not well tested yet. + $self->db_schema([ $current_schema ]) unless $self->db_schema; -=cut + if (@{ $self->db_schema } == 1 && $self->db_schema->[0] ne '%' + && lc($self->db_schema->[0]) ne lc($current_schema)) { + $self->dbh->do('ALTER SESSION SET current_schema=' . $self->db_schema->[0]); + } -sub _setup { + if (not defined $self->preserve_case) { + $self->preserve_case(0); + } + elsif ($self->preserve_case) { + $self->schema->storage->sql_maker->quote_char('"'); + $self->schema->storage->sql_maker->name_sep('.'); + } +} + +sub _build_name_sep { '.' } + +sub _system_schemas { my $self = shift; - $self->next::method(@_); + # From http://www.adp-gmbh.ch/ora/misc/known_schemas.html - my $dbh = $self->schema->storage->dbh; - $self->{db_schema} ||= $dbh->selectrow_array('SELECT USER FROM DUAL', {}); + return ($self->next::method(@_), qw/ANONYMOUS APEX_PUBLIC_USER APEX_030200 APPQOSSYS CTXSYS DBSNMP DIP DMSYS EXFSYS LBACSYS MDDATA MDSYS MGMT_VIEW OLAPSYS ORACLE_OCM ORDDATA ORDPLUGINS ORDSYS OUTLN SI_INFORMTN_SCHEMA SPATIAL_CSW_ADMIN_USR SPATIAL_WFS_ADMIN_USR SYS SYSMAN SYSTEM TRACESRV MTSSYS OASPUBLIC OWBSYS OWBSYS_AUDIT WEBSYS WK_PROXY WKSYS WK_TEST WMSYS XDB OSE$HTTP$ADMIN AURORA$JIS$UTILITY$ AURORA$ORB$UNAUTHENTICATED/, qr/^FLOWS_\d\d\d\d\d\d\z/); } +sub _system_tables { + my $self = shift; -sub _table_columns { - my ($self, $table) = @_; + return ($self->next::method(@_), 'PLAN_TABLE'); +} - my $dbh = $self->schema->storage->dbh; +sub _dbh_tables { + my ($self, $schema) = @_; - my $sth = $dbh->prepare($self->schema->storage->sql_maker->select($table, undef, \'1 = 0')); - $sth->execute; - return \@{$sth->{NAME_lc}}; + return $self->dbh->tables(undef, $schema, '%', 'TABLE,VIEW'); } -sub _tables_list { +sub _filter_tables { my $self = shift; - my $dbh = $self->schema->storage->dbh; + # silence a warning from older DBD::Oracles in tests + my $warn_handler = $SIG{__WARN__} || sub { warn @_ }; + local $SIG{__WARN__} = sub { + $warn_handler->(@_) + unless $_[0] =~ /^Field \d+ has an Oracle type \(\d+\) which is not explicitly supported/; + }; + + return $self->next::method(@_); +} - my @tables; - for my $table ( $dbh->tables(undef, $self->db_schema, '%', 'TABLE,VIEW') ) { #catalog, schema, table, type - my $quoter = $dbh->get_info(29); - $table =~ s/$quoter//g; +sub _table_columns { + my ($self, $table) = @_; - # remove "user." (schema) prefixes - $table =~ s/\w+\.//; + my $sth = $self->dbh->column_info(undef, $table->schema, $table, '%'); - next if $table eq 'PLAN_TABLE'; - $table = lc $table; - push @tables, $1 - if $table =~ /\A(\w+)\z/; - } - return @tables; + return [ map $self->_lc($_->{COLUMN_NAME}), @{ $sth->fetchall_arrayref({ COLUMN_NAME => 1 }) || [] } ]; } sub _table_uniq_info { my ($self, $table) = @_; - my $dbh = $self->schema->storage->dbh; + my $sth = $self->dbh->prepare_cached(<<'EOF', {}, 1); +SELECT ac.constraint_name, acc.column_name +FROM all_constraints ac, all_cons_columns acc +WHERE acc.table_name=? AND acc.owner = ? + AND ac.table_name = acc.table_name AND ac.owner = acc.owner + AND acc.constraint_name = ac.constraint_name + AND ac.constraint_type='U' +ORDER BY acc.position +EOF - my $sth = $dbh->prepare_cached( - q{ - SELECT constraint_name, acc.column_name - FROM all_constraints JOIN all_cons_columns acc USING (constraint_name) - WHERE acc.table_name=? AND constraint_type='U' - ORDER BY acc.position - }, - {}, 1); + $sth->execute($table->name, $table->schema); - $sth->execute(uc $table); my %constr_names; + while(my $constr = $sth->fetchrow_arrayref) { - my $constr_name = lc $constr->[0]; - my $constr_def = lc $constr->[1]; - $constr_name =~ s/\Q$self->{_quoter}\E//; - $constr_def =~ s/\Q$self->{_quoter}\E//; - push @{$constr_names{$constr_name}}, $constr_def; + my $constr_name = $self->_lc($constr->[0]); + my $constr_col = $self->_lc($constr->[1]); + push @{$constr_names{$constr_name}}, $constr_col; } my @uniqs = map { [ $_ => $constr_names{$_} ] } keys %constr_names; return \@uniqs; } -sub _table_pk_info { - my ($self, $table) = @_; - return $self->next::method(uc $table); +sub _table_comment { + my $self = shift; + my ($table) = @_; + + my $table_comment = $self->next::method(@_); + + return $table_comment if $table_comment; + + ($table_comment) = $self->dbh->selectrow_array(<<'EOF', {}, $table->schema, $table->name); +SELECT comments FROM all_tab_comments +WHERE owner = ? + AND table_name = ? + AND (table_type = 'TABLE' OR table_type = 'VIEW') +EOF + + return $table_comment } -sub _table_fk_info { - my ($self, $table) = @_; +sub _column_comment { + my $self = shift; + my ($table, $column_number, $column_name) = @_; - my $rels = $self->next::method(uc $table); + my $column_comment = $self->next::method(@_); - foreach my $rel (@$rels) { - $rel->{remote_table} = lc $rel->{remote_table}; - } + return $column_comment if $column_comment; + + ($column_comment) = $self->dbh->selectrow_array(<<'EOF', {}, $table->schema, $table->name, $self->_uc($column_name)); +SELECT comments FROM all_col_comments +WHERE owner = ? + AND table_name = ? + AND column_name = ? +EOF - return $rels; + return $column_comment } sub _columns_info_for { - my ($self, $table) = @_; - return $self->next::method(uc $table); -} + my $self = shift; + my ($table) = @_; + + my $result = $self->next::method(@_); + + local $self->dbh->{LongReadLen} = 100000; + local $self->dbh->{LongTruncOk} = 1; + + my $sth = $self->dbh->prepare_cached(<<'EOF', {}, 1); +SELECT trigger_body +FROM all_triggers +WHERE table_name = ? AND table_owner = ? +AND upper(trigger_type) LIKE '%BEFORE EACH ROW%' AND lower(triggering_event) LIKE '%insert%' +EOF + + $sth->execute($table->name, $table->schema); -sub _extra_column_info { - my ($self, $info) = @_; - my %extra_info; - - my ($table, $column) = @$info{qw/TABLE_NAME COLUMN_NAME/}; - - my $dbh = $self->schema->storage->dbh; - my $sth = $dbh->prepare_cached( - q{ - SELECT COUNT(*) - FROM all_triggers ut JOIN all_trigger_cols atc USING (trigger_name) - WHERE atc.table_name = ? AND atc.column_name = ? - AND column_usage LIKE '%NEW%' AND column_usage LIKE '%OUT%' - AND trigger_type = 'BEFORE EACH ROW' AND triggering_event LIKE '%INSERT%' - }, - {}, 1); - - $sth->execute($table, $column); - if ($sth->fetchrow_array) { - $extra_info{is_auto_increment} = 1; + while (my ($trigger_body) = $sth->fetchrow_array) { + if (my ($seq_schema, $seq_name) = $trigger_body =~ /(?:\."?(\w+)"?)?"?(\w+)"?\.nextval/i) { + if (my ($col_name) = $trigger_body =~ /:new\.(\w+)/i) { + $col_name = $self->_lc($col_name); + + $result->{$col_name}{is_auto_increment} = 1; + + $seq_schema = $self->_lc($seq_schema || $table->schema); + $seq_name = $self->_lc($seq_name); + + $result->{$col_name}{sequence} = ($self->qualify_objects ? ($seq_schema . '.') : '') . $seq_name; + } + } } - return \%extra_info; + while (my ($col, $info) = each %$result) { + no warnings 'uninitialized'; + + if ($info->{data_type} =~ /^(?:n?[cb]lob|long(?: raw)?|bfile|date|binary_(?:float|double)|rowid)\z/i) { + delete $info->{size}; + } + + if ($info->{data_type} =~ /^n(?:var)?char2?\z/i) { + $info->{size} = $info->{size} / 2; + } + elsif (lc($info->{data_type}) eq 'number') { + $info->{original}{data_type} = 'number'; + $info->{data_type} = 'numeric'; + + if (eval { $info->{size}[0] == 38 && $info->{size}[1] == 0 }) { + $info->{original}{size} = $info->{size}; + + $info->{data_type} = 'integer'; + delete $info->{size}; + } + } + elsif (my ($precision) = $info->{data_type} =~ /^timestamp\((\d+)\)(?: with (?:local )?time zone)?\z/i) { + $info->{data_type} = join ' ', $info->{data_type} =~ /[a-z]+/ig; + + if ($precision == 6) { + delete $info->{size}; + } + else { + $info->{size} = $precision; + } + } + elsif (($precision) = $info->{data_type} =~ /^interval year\((\d+)\) to month\z/i) { + $info->{data_type} = join ' ', $info->{data_type} =~ /[a-z]+/ig; + + if ($precision == 2) { + delete $info->{size}; + } + else { + $info->{size} = $precision; + } + } + elsif (my ($day_precision, $second_precision) = $info->{data_type} =~ /^interval day\((\d+)\) to second\((\d+)\)\z/i) { + $info->{data_type} = join ' ', $info->{data_type} =~ /[a-z]+/ig; + + if ($day_precision == 2 && $second_precision == 6) { + delete $info->{size}; + } + else { + $info->{size} = [ $day_precision, $second_precision ]; + } + } + elsif (lc($info->{data_type}) eq 'float') { + $info->{original}{data_type} = 'float'; + $info->{original}{size} = $info->{size}; + + if ($info->{size} <= 63) { + $info->{data_type} = 'real'; + } + else { + $info->{data_type} = 'double precision'; + } + delete $info->{size}; + } + elsif (lc($info->{data_type}) eq 'urowid' && $info->{size} == 4000) { + delete $info->{size}; + } + elsif (lc($info->{data_type}) eq 'date') { + $info->{data_type} = 'datetime'; + $info->{original}{data_type} = 'date'; + } + elsif (lc($info->{data_type}) eq 'binary_float') { + $info->{data_type} = 'real'; + $info->{original}{data_type} = 'binary_float'; + } + elsif (lc($info->{data_type}) eq 'binary_double') { + $info->{data_type} = 'double precision'; + $info->{original}{data_type} = 'binary_double'; + } + + if ((eval { lc(${ $info->{default_value} }) }||'') eq 'sysdate') { + my $current_timestamp = 'current_timestamp'; + $info->{default_value} = \$current_timestamp; + + my $sysdate = 'sysdate'; + $info->{original}{default_value} = \$sysdate; + } + } + + return $result; } =head1 SEE ALSO @@ -153,10 +281,14 @@ L =head1 AUTHOR -TSUNODA Kazuya C +See L and L. + +=head1 LICENSE -Dagfinn Ilmari Mannsåker C +This library is free software; you can redistribute it and/or modify it under +the same terms as Perl itself. =cut 1; +# vim:et sts=4 sw=4 tw=0: